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48387986 = 243562651
BaseRepresentation
bin1011100010010…
…1011110010010
310101001100211122
42320211132102
544341403421
64445042242
71125201563
oct270453622
9111040748
1048387986
112534a679
1214256382
13a04275a
1465d816a
1543ac2ab
hex2e25792

48387986 has 8 divisors (see below), whose sum is σ = 74270064. Its totient is φ = 23631300.

The previous prime is 48387961. The next prime is 48388007. The reversal of 48387986 is 68978384.

It is a happy number.

48387986 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281240 + ... + 281411.

It is an arithmetic number, because the mean of its divisors is an integer number (9283758).

Almost surely, 248387986 is an apocalyptic number.

48387986 is a deficient number, since it is larger than the sum of its proper divisors (25882078).

48387986 is a wasteful number, since it uses less digits than its factorization.

48387986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562696.

The product of its digits is 2322432, while the sum is 53.

The square root of 48387986 is about 6956.1473532409. The cubic root of 48387986 is about 364.4006828348.

The spelling of 48387986 in words is "forty-eight million, three hundred eighty-seven thousand, nine hundred eighty-six".

Divisors: 1 2 43 86 562651 1125302 24193993 48387986